Chloramphenicol ResistanceChloramphenicolDrug Resistance, MicrobialChloramphenicol O-AcetyltransferaseR FactorsThiamphenicolExtrachromosomal InheritancePlasmidsAcetyltransferasesConjugation, GeneticEscherichia coliDNA, BacterialFoodTransformation, BacterialGenes, BacterialStreptomycinDrug Resistance, BacterialTetracyclineAnti-Bacterial AgentsMicrobial Sensitivity TestsChromosomes, BacterialBase SequenceMolecular Sequence DataCloning, MolecularDNA Transposable ElementsBacillus subtilisDrug ResistanceErythromycinMutationBacterial ProteinsClostridium perfringensHaemophilus influenzaeFood SupplyDNA Restriction EnzymesChromosome MappingDNA, CircularTransduction, GeneticRestriction MappingNucleic Acid HybridizationDrug Resistance, NeoplasmDrug Resistance, MultipleStaphylococcusAmino Acid SequenceDrug Resistance, Multiple, BacterialTransformation, GeneticGenesSequence Analysis, DNABacteriophagesStreptococcus pneumoniaeCulture MediaOperonFood LabelingFood PreferencesDisease ResistanceFood AnalysisStaphylococcus aureusMutagenesis, InsertionalVascular ResistanceRecombination, GeneticDrug Resistance, ViralFood MicrobiologyPolymerase Chain ReactionPenicillin ResistanceAmpicillinFood HabitsPromoter Regions, GeneticFood IndustryTetracycline ResistanceFood HypersensitivityFood ContaminationTranscription, GeneticFood Handling